Respiratory System Quiz 2D

What is the primary function of the respiratory system?

• Circulating blood throughout the body

• Exchanging oxygen and carbon dioxide between the body and environment

• Digesting and absorbing nutrients

• Regulating body temperature

Which of the following structures is part of the lower respiratory tract?

• Nasal cavity

• Pharynx

• Trachea

• Larynx

What is the main muscle involved in the process of inhalation?

• Intercostal muscles

• Diaphragm

• Abdominal muscles

• Pectoral muscles

What is the role of the alveoli in the lungs?

• Producing mucus

• Facilitating gas exchange

• Filtering dust particles

• Supporting lung structure

Which condition is caused by prolonged exposure to asbestos?

• Silicosis

• Tuberculosis

• Asbestosis

• Pneumonia

What regulates the respiratory rate in the human body?

• Lungs

• Diaphragm

• Medulla oblongata and pons

• Heart

What type of respiratory disease is characterized by chronic airway inflammation and wheezing?

• Pneumonia

• Tuberculosis

• Asthma

• Emphysema

Which part of the respiratory tract prevents food from entering the airway?

• Trachea

• Epiglottis

• Larynx

• Bronchi

What is the primary method for diagnosing tuberculosis (TB)?

• MRI scan

• Sputum test and chest X-ray

• Blood pressure test

• Spirometry

Which gas is expelled from the body during exhalation?

• Nitrogen

• Carbon dioxide

• Oxygen

• Helium